When choosing a case or sleeve for your laptop, it is all about personal taste, style and security.  Everyone is a little bit different in what they look for in protective covering for their laptop, and most of us like to be unique in our choice.  This is where we get to introduce to you a very unique style of sleeves that have been designed specifically with the Apple line of laptops in mind. ColcaSac was born out of an idea of a college student that wanted a way to safely carry his Macbook to the many places he traveled, yet without the bulk that a full sized backpack or case would take up. This longing led to the idea that is ColcaSac.  You can find out more about the company itself on their website.